Sakit kat vagina masa pregnant mmg boleh normal, tapi depends on the type of pain lah, sometimes it's just ligament stretching or Braxton Hicks, but sebab you're already 29 weeks, better check dengan doctor to be safe, macam kena rule out infection or anything else yang perlu attention. A few of my mum friends had similar concerns mid-pregnancy and turned out fine after checking, tapi jangan delay visit ye sebab doctor boleh assess dengan proper.